The Toshiba 40LV665DB is on offer at Comet. It is full 1080P, and a 50,000:1 contrast ratio and good connectivity.
This is the lowest price this has ever been.
"40 inch HD-ready 1080p LCD TV, blending superb picture and audio quality and delivering it in a slim and stylish package."
There are promo-codes available on HDUK which you may be able to use to further discount the price.